Js verification phone number, mobile phone number, Regular Expression

The following are some regular expressions for js verification phone numbers. I have collected them from the Internet, but they are all excellent products. They are specialized in mobile phone numbers and phone numbers.

Function checkPhone (phone)

{

// Verify the phone number, including the phone number 153,159

If (phone = ""){

Alert ("the phone number cannot be blank! ");

Return false;

}

If (phone! = ""){

Var p1 =/^ ([0 +] d {2, 3 }-)? (0d {2, 3 })-)? (D {7, 8}) (-(d {3 ,}))? $ /;

Var me = false;

If (p1.test (phone) me = true;

If (! Me ){

// Alert ('Sorry, www.45it.com the phone number you entered is incorrect. Use-to separate the area code from the phone number ');

Return false;

}

}

Return true;

}

Mobile phone number verification

String. prototype. isTel = function ()

{

// "Compatible format: Country Code bKjia. c0m (2 to 3 digits)-area code (2 to 3 digits)-telephone number (7 to 8 digits)-extension number (3 digits )"

// Return (/^ ([0 +] d {2, 3 }-)? (0d {2, 3 })-)? (D {7, 8}) (-(d {3 ,}))? $/. Test (this. Trim ()));

Return (/^ ([0 +] d {2, 3 }-)? (0d {2, 3})-) (d {7, 8}) (-(d {3 ,}))? $/. Test (this. Trim ()));

}

// Verify the mobile phone number

String. prototype. isMobile = function (){

Return (/^ (? : 13d | 15 [89])-? D {5} (d {3} | * {3}) $/. test (this. Trim ()));

}

Phone number verification

Function CheckNum () {// phone Verification

Var InputValue = document. gsjbxxBean. dh. value;

Var reg =/^ ([0-9] | [-]) + $/g;

Var isValid

Isvalid1_reg.exe c (InputValue)

If (! IsValid ){

Return false

}

Return true

}

Check the phone number

Function isTel (str ){

Var reg =/^ ([0-9] [-]) + $/g;

If (str. length <7 str. length> 18 ){

Return false;

}

Else {

Return reg.exe c (str );

}

}